Closure



FIG. 1 shows a perspective view of the closure of the invention;

FIG. 2 shows a front view thereof;

FIG. 3 shows a right side view thereof;

FIG. 4 shows a left side view thereof;

FIG. 5 shows a rear view thereof; and,

FIG. 6 shows a top plan view thereof.

The bottom of the closure forms no part of the claimed design.

The ornamental design for a closure, as shown and described.